---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-403 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 477 5342 0 2156 7219 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:ad:bb:f1 brd ff:ff:ff:ff:ff:ff inet 10.32.6.231/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fead:bbf1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-403) 12/13/25 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 140.60 54.73 85.87 3589.07 40736.57 07:07:01 85.24 30.53 54.71 1729.31 9597.70 07:08:01 61.59 7.88 53.71 468.03 7073.00 07:09:01 22.66 1.52 21.15 74.52 4787.34 Average: 77.49 23.64 53.86 1464.15 15573.64 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5959048 7385896 2208372 27.04 37164 1569256 728528 7.91 616232 1428660 80156 07:07:01 5580364 7288716 2587056 31.68 57468 1814364 834144 9.05 731968 1657864 110676 07:08:01 5418924 7342108 2748496 33.65 63260 2018492 740324 8.03 789692 1750964 124332 07:09:01 5499100 7418852 2668320 32.67 65160 2013032 654372 7.10 720868 1740888 9432 Average: 5614359 7358893 2553061 31.26 55763 1853786 739342 8.02 714690 1644594 81149 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 459.45 232.41 1447.86 65.76 0.00 0.00 0.00 0.00 07:06:02 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 07:07:01 ens3 80.24 52.80 469.49 15.55 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 212.66 237.90 1239.16 39.28 0.00 0.00 0.00 0.00 07:08:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 07:09:01 ens3 58.82 63.17 28.88 607.26 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 203.31 146.97 797.77 182.63 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-403) 12/13/25 _x86_64_ (4 CPU) 07:04:53 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.72 0.00 2.08 5.30 1.20 69.69 07:06:02 0 9.05 0.00 1.60 9.40 1.00 78.96 07:06:02 1 16.28 0.00 1.05 4.74 0.90 77.03 07:06:02 2 30.88 0.00 3.85 5.07 1.68 58.52 07:06:02 3 30.74 0.00 1.87 2.01 1.24 64.14 07:07:01 all 22.60 0.00 1.47 2.62 1.04 72.27 07:07:01 0 8.42 0.00 1.19 7.53 0.90 81.96 07:07:01 1 10.76 0.00 0.78 0.71 0.58 87.17 07:07:01 2 44.02 0.00 2.22 0.73 1.63 51.41 07:07:01 3 27.14 0.00 1.66 1.51 1.07 68.63 07:08:01 all 34.65 0.00 1.70 1.25 2.63 59.78 07:08:01 0 25.76 0.00 1.59 2.34 2.39 67.92 07:08:01 1 45.83 0.00 1.43 0.50 2.64 49.60 07:08:01 2 37.28 0.00 2.31 0.49 3.59 56.32 07:08:01 3 29.72 0.00 1.43 1.66 1.88 65.31 07:09:01 all 20.80 0.00 1.12 0.89 0.71 76.48 07:09:01 0 2.14 0.00 0.53 0.13 0.20 96.99 07:09:01 1 14.76 0.00 1.27 2.33 0.68 80.95 07:09:01 2 54.71 0.00 1.65 0.33 1.53 41.77 07:09:01 3 11.64 0.00 1.02 0.77 0.40 86.18 Average: all 24.96 0.00 1.59 2.51 1.40 69.53 Average: 0 11.37 0.00 1.23 4.83 1.12 81.45 Average: 1 21.97 0.00 1.13 2.08 1.20 73.62 Average: 2 41.70 0.00 2.51 1.65 2.12 52.02 Average: 3 24.80 0.00 1.49 1.49 1.15 71.08